Marcus is having food catered for a large event. He wants to choose 9 different entrees from the 16 options the catering company provides. Which statement best describes this situation? A - There are 16P9 = 4,151,347,200 ways Marcus can choose the entrees because the order they are chosen does not matter.

B - There are 16P9 = 4,151,347,200 ways Marcus can choose the entrees because the order they are chosen matters.

C - There are 16C9 = 11,440 ways Marcus can choose the entrees because the order they are chosen does not matter.

D - There are 16C9 = 11,440 ways Marcus can choose the entrees because the order they are chosen matters.

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected